A clinic in Tokyo's Chiyoda Ward received an improvement order from the Ministry of Health, Labour and Welfare for performing regenerative medicine procedures that deviated from its registered plans, including administering tetanus vaccines as cancer treatment. The clinic is also suspected of causing health damage to patients.

Japan's Ministry of Health, Labour and Welfare is reviewing two regenerative medicine products using iPS cells for heart and Parkinson's disease, with a decision expected soon that could lead to the world's first practical application.